@misc{Czeczuga_Bazyli_Protection_1972,
 author={Czeczuga, Bazyli},
 volume={28 nowa seria},
 number={3},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 journal={Let's protect Our Indigenous Nature},
 address={Kraków},
 howpublished={online},
 year={1972},
 publisher={Polish Academy of Sciences},
 publisher={Państwowe Wydawnictwo Naukowe},
 language={pol},
 title={Protection of nature in the ancient empire of the Incas},
 type={Text},
 URL={http://rcin.org.pl/iop/Content/156105/PDF/KR038_185726_r1972-t28-no3_ChPO-Czeczuga-23-27.pdf},
}